package com.xl.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.xl.reggie.common.R;
import com.xl.reggie.dto.DishDto;
import com.xl.reggie.entity.Category;
import com.xl.reggie.entity.Dish;
import com.xl.reggie.entity.DishFlavor;
import com.xl.reggie.service.CategoryService;
import com.xl.reggie.service.DishFlavorService;
import com.xl.reggie.service.DishService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.stream.Collectors;

@Slf4j
@RestController
@RequestMapping("/dish")
public class DisshController {
    @Autowired
    private DishService dishService;
    @Autowired
    private DishFlavorService dishFlavorService;
    @Autowired
    private CategoryService categoryService;

    @PostMapping
    public R<String> save (@RequestBody DishDto dishDto) {
        dishService.saveWithFlavor(dishDto);

        return R.success("成功");

    }
    @GetMapping("/page")
    public R<Page> page(int page,int pageSize,String name) {
        Page<Dish> pageInfo = new Page<>(page,pageSize);
        Page<DishDto> dishDtoPage = new Page<>();

        LambdaQueryWrapper<Dish> queryWrapper = new LambdaQueryWrapper<>();

        queryWrapper.like(name != null,Dish::getName,name);
        queryWrapper.orderByDesc(Dish::getUpdateTime);

        dishService.page(pageInfo,queryWrapper);

        BeanUtils.copyProperties(pageInfo,dishDtoPage,"records");

        List<Dish> records = pageInfo.getRecords();
        List<DishDto> list = null;
        list = records.stream().map((item) -> {
            DishDto dishDto = new DishDto();
            BeanUtils.copyProperties(item, dishDto);
            Long categoryId = item.getCategoryId();
            Category category = categoryService.getById(categoryId);

            if (category != null) {
                String categoryName = category.getName();
                dishDto.setCategoryName(categoryName);
            }
            return dishDto;
        }).collect(Collectors.toList());

        dishDtoPage.setRecords(list);

        return R.success(dishDtoPage);



    }
    @GetMapping("/{id}")
    public R<DishDto> get(@PathVariable Long id) {
        DishDto byIdWIthFlavor = dishService.getByIdWIthFlavor(id);
        return R.success(byIdWIthFlavor);

    }
    @PutMapping
    public R<String> update (@RequestBody DishDto dishDto) {
        dishService.updateWithFlavor(dishDto);

        return R.success("成功");

    }
    @GetMapping("/list")
    public R<List<DishDto>> list(Dish dish) {
        LambdaQueryWrapper<Dish> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(dish.getCategoryId()!=null,Dish::getCategoryId,dish.getCategoryId());
         queryWrapper.orderByAsc(Dish::getSort).orderByDesc(Dish::getUpdateTime);
        List<Dish> list =dishService.list(queryWrapper);
        List<DishDto> dishDtoList = list.stream().map((item) -> {
            DishDto dishDto = new DishDto();
            BeanUtils.copyProperties(item,dishDto);
            Long categoryId = item.getCategoryId();

            Category category = categoryService.getById(categoryId);
            if (category!=null) {
                String categoryName = category.getName();
                dishDto.setCategoryName(categoryName);
            }
            Long dishId = item.getId();
            LambdaQueryWrapper<DishFlavor> queryWrapper1 = new LambdaQueryWrapper();
            queryWrapper1.eq(DishFlavor::getDishId,dishId);

            List<DishFlavor> dishFlavors = dishFlavorService.list(queryWrapper1);
            dishDto.setFlavors(dishFlavors);
            return dishDto;

        }).collect(Collectors.toList());
        return R.success(dishDtoList);

    }



}
